Which is the best description of a cordierite?

Friedrich Stroman asked a question: Which is the best description of a cordierite?
Asked By: Friedrich Stroman
Date created: Fri, Mar 26, 2021 1:25 PM

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Top best answers to the question «Which is the best description of a cordierite»

  • Definition of cordierite. : a blue mineral of vitreous luster and strong dichroism that consists of a silicate of aluminum, iron, and magnesium.

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👉 Which is the best description of actinolite?

  • Actinolite belongs to the amphibole group of minerals and are included in the subclass of inosilicates. Actinolite is normally dark to light green in colour and occasionally occurs in shades of greyish-green to nearly black. Transparent well-developed crystals of Actinolite are rare and are faceted into small attractive gems for collectors.

👉 Which is the best description of chlorastrolite?

  • Chlorastrolite also known as Isle Royale Greenstone, is a green or bluish green stone. Chlorastrolite has finely radiating or stellate (for examples, see crystal habits) masses that have a "turtleback" pattern. The stellate masses tend to be chatoyant, meaning they have a varying luster.

👉 Which is the best description of rhodonite?

  • Rhodonite. Rhodonite is a manganese inosilicate, (Mn, Fe, Mg, Ca)SiO 3 and member of the pyroxenoid group of minerals, crystallizing in the triclinic system. It commonly occurs as cleavable to compact masses with a rose-red color (the name comes from the Greek ῥόδος rhodos, rosy), often tending to brown because of surface oxidation .

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Which is the best description of apatite crystal?

  • Jump to navigation Jump to search. Apatite is a group of phosphate minerals, usually referring to hydroxylapatite, fluorapatite and chlorapatite, with high concentrations of OH −, F − and Cl − ions, respectively, in the crystal.

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Which is the best description of azurite color?

  • It is best known for its characteristic deep blue to violet-blue color. The blue color, known as "azure," is like the deep blue evening skies often seen above deserts and winter landscapes. Azurite is not a common or abundant mineral, but it is beautiful and its blue color attracts attention.

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Which is the best description of celestine mineral?

  • The Mineral celestine. Celestine is an attractive mineral that forms in well-shaped crystals with a distinctive soft blue color. Crystals may be a solid color, but may also have lighter and darker color zones of blue.

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Which is the best description of a brilliant diamond?

  • A brilliant is a diamond or other gemstone, cut in a particular form with numerous facets so as to have exceptional brilliance. The shape resembles that of a cone and provides maximized light return through the top of the diamond.

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Which is the best description of a mineral wavellite?

  • The Mineral wavellite. Wavellite is a classic radiating mineral, forming spectacular pinwheel aggregates emanating from a central core in spherulitic balls. When the balls are complete, the radial structure is internal and not usually visible. A crystal aggregate needs to be fractured to see and appreciate the outstanding radial habit of Wavellite.

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Which is the best description of the mineral petalite?

  • Petalite, also known as castorite, is a lithium aluminium phyllosilicate mineral LiAlSi 4O 10, crystallizing in the monoclinic system. Petalite is a member of the feldspathoid group. It occurs as colorless, grey, yellow, yellow grey, to white tabular crystals and columnar masses.

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Which is better baking steel or cordierite stone?

  • If you’re strictly business when making pies at home a durable, next-level cordierite stone is the baking surface for you. If you’re a home pizza professional and you’ll only settle for the best, then the baking steel is your only logical choice. Whatever baking surface you choose, you’ll have crispier, faster,...

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Which is better for cooking cordierite or ceramic?

  • We have already established that cordierite materials will last longer if we only consider oven use. However, do not forget that you will need to take it in and out of the oven during the entire cooking process. Ceramic is generally not well-known for its durability.

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Which is better for pizza stone or cordierite?

  • However, steel radiates less heat than stone and generally requires more maintenance. An Italian might also scoff at the idea of using it for pizzas. Thus, the article will be focusing on the best options for traditional pizza-making: cordierite vs ceramic pizza stone.

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Which is better pizza stone or cordierite stone?

  • Cordierite stones are not perfectly thermal shock resistant but they can handle temperature changes better than the other stones that are available in the market right now. Using pizza stones can be a little bit tricky and you have to take precautions to prevent cracks or breakages. You can use pizza stones in cooking different recipes.

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Which is the correct formula for a cordierite?

  • Cordierite (mineralogy) or iolite (gemology) is a magnesium iron aluminium cyclosilicate. Iron is almost always present and a solid solution exists between Mg-rich cordierite and Fe-rich sekaninaite with a series formula: (Mg,Fe) 2Al 3(Si 5AlO 18) to (Fe,Mg) 2Al 3(Si 5AlO 18).

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Which is the magnesium rich end of cordierite?

  • Cordierite is the magnesium-rich end member, and Sekaninaite is the iron-rich end member. Pure Cordierite without any iron present is not common. Cordierite often is replaced by other minerals, especially phyllosilicates such as micas, Chlorite, and Talc.

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Which is more durable cordierite stone or ceramic stone?

  • Cordierite Stones. Slightly more expensive and extremely durable, cordierite stones are built to outlast all others. Cordierite is a mineral known for its ability to handle extreme temperatures well. It’s the same material they use to make kiln shelves, and it’s thermal shock resistant.

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Is cordierite a cyclosilicate?

Cordierite (mineralogy) or iolite (gemology) is a magnesium iron aluminium cyclosilicate… A high-temperature polymorph exists, indialite, which is isostructural with beryl and has a random distribution of Al in the (Si,Al)6O18 rings.

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Is cordierite a mineral?

The structure of cordierite and indialite is somewhat similar to that of beryl. Microporous cordierite (and beryl) may contain some molecular N 2 (Bebout et al,. 2016). HT- and LP-cordierites characterize in potassium admixtures and are characteristic of pyrometamorphic rocks (e.g., Schreyer et al., 1990).

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Is cordierite a pleochroic?

The cordierite is twinned (and in XP looks a lot like plagioclase) and contains pleochoric halos around zircon inclusions. The halos appear as "burn" marks in PP light… It is pleochroic, with color ranging from light pink to light green.

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Is cordierite a quartz?

Quartz is similar to untwinned cordierite but quartz is uniaxial (+). Cordierite often is slightly to completely altered, giving it a hazy or scuzzy appearrance; quartz does not alter.

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What does cordierite mean?

: a blue mineral of vitreous luster and strong dichroism that consists of a silicate of aluminum, iron, and magnesium.

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What mineral is cordierite?

Cordierite (mineralogy) or iolite (gemology) is a magnesium iron aluminium cyclosilicate. Iron is almost always present and a solid solution exists between Mg-rich cordierite and Fe-rich sekaninaite with a series formula: (Mg,Fe)2Al3(Si5AlO18) to (Fe,Mg)2Al3(Si5AlO18).

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What's the biggest cordierite?

The biggest processed cordierite is a unique piece of a gem-quality crystal, 177 gm. (885 ct.) in mass, which is exhibited in the British Museum, London. Cordierite was used for imitation of sapphire , its light blue stones were called water sapphire , and dark blue ones – lynx sapphire.

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